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Finding the Third Proportional to 179,462,482 and 390,417,764

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Solution

The third proportional to 179,462,482 and 390,417,764 is: 849,347,611.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,462,482 : 390,417,764 = 390,417,764 : x
  2. Step 2: Convert to fraction form
    179,462,482/390,417,764 = 390,417,764/x
  3. Step 3: Cross multiply
    179,462,482x = 390,417,764 × 390,417,764
  4. Step 4: Simplify right side
    179,462,482x = 152,426,030,446,759,680
  5. Step 5: Solve for x
    x = 152,426,030,446,759,680/179,462,482
  6. Step 6: Final answer
    x = 849,347,611.53

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.